156956080

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8209}}^1$

素因数の和:8461

約数の個数: 40

約数和(自身を含む): 366494400

約数和(自身を除く): 209538320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 8209, 9560, 16418, 19120, 32836, 41045, 65672, 82090, 131344, 164180, 328360, 656720, 1961951, 3923902, 7847804, 9809755, 15695608, 19619510, 31391216, 39239020, 78478040, 156956080]

約数ペア:

[(1, 156956080), (2, 78478040), (4, 39239020), (5, 31391216), (8, 19619510), (10, 15695608), (16, 9809755), (20, 7847804), (40, 3923902), (80, 1961951), (239, 656720), (478, 328360), (956, 164180), (1195, 131344), (1912, 82090), (2390, 65672), (3824, 41045), (4780, 32836), (8209, 19120), (9560, 16418)]